GB1481659A - Electrophotographic copying apparatus - Google Patents

Electrophotographic copying apparatus

Info

Publication number
GB1481659A
GB1481659A GB36716/75A GB3671675A GB1481659A GB 1481659 A GB1481659 A GB 1481659A GB 36716/75 A GB36716/75 A GB 36716/75A GB 3671675 A GB3671675 A GB 3671675A GB 1481659 A GB1481659 A GB 1481659A
Authority
GB
United Kingdom
Prior art keywords
photo
drum
roll
conductor
wound
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB36716/75A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1481659A publication Critical patent/GB1481659A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/065—Arrangements for controlling the potential of the developing electrode

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing For Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
GB36716/75A 1974-12-06 1975-09-05 Electrophotographic copying apparatus Expired GB1481659A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/530,468 US3982830A (en) 1974-12-06 1974-12-06 Magnetic bead carryout reduction by altering the developer's bias voltage

Publications (1)

Publication Number Publication Date
GB1481659A true GB1481659A (en) 1977-08-03

Family

ID=24113735

Family Applications (1)

Application Number Title Priority Date Filing Date
GB36716/75A Expired GB1481659A (en) 1974-12-06 1975-09-05 Electrophotographic copying apparatus

Country Status (10)

Country Link
US (1) US3982830A (it)
JP (1) JPS5334496B2 (it)
BR (1) BR7508125A (it)
CA (1) CA1073196A (it)
CH (1) CH589879A5 (it)
DE (1) DE2552581C3 (it)
ES (1) ES443259A1 (it)
FR (1) FR2293730A1 (it)
GB (1) GB1481659A (it)
IT (1) IT1048691B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278342A (en) * 1979-09-04 1981-07-14 International Business Machines Corporation Xerographic charging
US4326796A (en) * 1979-12-13 1982-04-27 International Business Machines Corporation Apparatus and method for measuring and maintaining copy quality in an electrophotographic copier
CA1173890A (en) * 1980-08-28 1984-09-04 John H. Dodge Control of copier start-up operations
DE3117296C2 (de) * 1981-04-30 1984-01-19 Siemens AG, 1000 Berlin und 8000 München Entwicklerstation zur Entwicklung von auf einem Ladungsbildträger erzeugten Ladungsbilder
JPS6087366A (ja) * 1983-10-19 1985-05-17 Toshiba Corp 現像装置
JP2927808B2 (ja) * 1988-03-22 1999-07-28 株式会社日立製作所 静電記録装置とその感光体寿命評価方法
US5530538A (en) * 1993-12-30 1996-06-25 Xerox Corporation Method and apparatus for lubricating an element in a printing apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3554161A (en) * 1968-11-14 1971-01-12 Addressograph Multigraph Developing apparatus
US3600086A (en) * 1969-01-15 1971-08-17 Ibm Automatic photoconductor advance mechanism for a xerographic copying machine
US3706489A (en) * 1970-04-24 1972-12-19 Minnesota Mining & Mfg Copying and duplicating apparatus
US3647293A (en) * 1970-12-01 1972-03-07 Ibm Copying system featuring combined developing-cleaning station alternately activated
DE2145259C3 (de) * 1971-09-10 1978-04-27 Hoechst Ag, 6000 Frankfurt Elektrophotographisches Verfahren und Vorrichtungen zur Durchführung des Verfahrens
US3850662A (en) * 1971-09-10 1974-11-26 Kalle Ag Electrophotographic developing process and apparatus
BE792642A (fr) * 1971-12-22 1973-03-30 Ibm Dispositif de nettoyage d'un support d'image electrostatique utilisablenotamment dans un appareil de reproduction electrophotographique
US3799113A (en) * 1972-06-28 1974-03-26 Xerox Corp Hybrid development of electrostatic latent image

Also Published As

Publication number Publication date
BR7508125A (pt) 1976-08-24
IT1048691B (it) 1980-12-20
CA1073196A (en) 1980-03-11
JPS5334496B2 (it) 1978-09-21
US3982830A (en) 1976-09-28
DE2552581C3 (de) 1981-04-16
FR2293730A1 (fr) 1976-07-02
JPS5183535A (it) 1976-07-22
CH589879A5 (it) 1977-07-15
ES443259A1 (es) 1977-04-16
DE2552581A1 (de) 1976-06-10
FR2293730B1 (it) 1978-12-01
DE2552581B2 (de) 1980-08-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee